Convert Keynote shapes (built-in and user-generated) to SVG

keynote_shape_to_svg.py

#!/usr/bin/env python3

# Instructions:
# 1) install svgpathtools with the command:
#    pip install svgpathtools
# 2) Run this script with no arguments:
#    python keynote_shape_to_svg.py

from svgpathtools import parse_path, svg2paths, wsvg
import sqlite3
import hashlib
import json
import sys
import os

KeynoteShapesPath = "/Applications/Keynote.app/Contents/Resources/shape_library.json"
TSKPATH = "".join(
    [
        os.environ.get("HOME"),
        "/Library/Containers/com.apple.iWork.Keynote/",
        "Data/Library/Application Support/",
        "com.apple.iWork.CloudKitStorage/",
        "com.apple.iWork.TSKCloudKitPrivateZone.db",
    ]
)
OUTDIR = f"{os.environ.get('HOME')}/Pictures/keynote_shape_extracts/"


def writeSVG(shape, shapeName, OUTDIR):
    if not os.path.isdir(OUTDIR):
        try:
            os.makedirs(OUTDIR, exist_ok=True)
            print(f"Created {OUTDIR}")
        except OSError as e:
            print(f"Couldn't create output directory at {OUTDIR}!\n{e}")
            sys.exit(1)
    if shapeName is None or shapeName == "":
        shapeName = hashlib.sha1(shape.encode("utf-8")).hexdigest()
    wsvg(
        parse_path(shape),
        ["black"],
        attributes=[{"fill": "black"}],
        filename=f"{OUTDIR}/{shapeName}.svg",
    )


def writeShapes(shapeData, OUTDIR):
    # shapeData is a list of (shape, shapeName) tuples
    wrote = 0
    for row in shapeData:
        shape = row[0]
        shapeName = row[1]
        writeSVG(shape, shapeName, OUTDIR)
        wrote += 1

    print(f"Exported {wrote} keynote shapes as SVGs to {OUTDIR}")


def getUserShapes(TSKPATH=TSKPATH):
    con = sqlite3.connect(TSKPATH)
    cur = con.cursor()

    if cur is None:
        print(f"Couldn't access sqlite DB at {TSKPATH}")
        sys.exit(1)
    else:
        print(f"Opened Keynote user library:\n{TSKPATH}")

    # The table that holds the user shapes has this schema:
    # CREATE TABLE tsduserdefinedshapelibraryshape
    #   (
    #      identifier                                    TEXT PRIMARY KEY,
    #      cloudkitmetadata                              TEXT,
    #      needs_first_fetch                             INTEGER DEFAULT 0,
    #      tsduserdefinedshapelibrarybezierpathstringkey TEXT,
    #      tsduserdefinedshapelibrarynamekey             TEXT,
    #      position                                      REAL
    #   )

    Q = """
    SELECT
      tsduserdefinedshapelibrarybezierpathstringkey,
      tsduserdefinedshapelibrarynamekey
    FROM
      tsduserdefinedshapelibraryshape;
    """
    l = list(cur.execute(Q))
    cur.close()
    return l


def getKeynoteShapes(OUTDIR=OUTDIR, KeynoteShapesPath=KeynoteShapesPath):
    d = dict(json.loads(open(KeynoteShapesPath, "r").read()))
    outList = []
    l = d.get("shapesByID")
    for k, v in l.items():
        shapeName = v.get("localizationKey")
        shape = v.get("shapePath")
        # print(shapeName, shape)
        outList.append((shape, shapeName))
    return outList
    writeShapes(outList, OUTDIR)


def main():
    print("Looking for built-in shapes...")
    writeShapes(getKeynoteShapes(), OUTDIR)
    print("Looking for user shapes...")
    writeShapes(getUserShapes(), OUTDIR)


if __name__ == "__main__":
    main()

(a few minutes later)

https://github.com/eth-siplab/SVG2Keynote-gui

... actually SVG2Keynote-gui is busted on Apple Silicon. There are several problems to work through, but according to this comment, it seems possible.